From 682a400d5e036771a9837244710dd55a9cb17df4 Mon Sep 17 00:00:00 2001
From: orcheus <charly.hamy@gmail.com>
Date: Tue, 22 Apr 2014 19:19:40 +0200
Subject: [PATCH] bug fix: no more panic when from<0

When starting doozerd with -l=":8046" then the program crashes because a message is handled here with "from" = -1 (unidentified UDP/TCP source).
---
 consensus/coordinator.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/consensus/coordinator.go b/consensus/coordinator.go
index 460a9433..12a2f564 100644
--- a/consensus/coordinator.go
+++ b/consensus/coordinator.go
@@ -55,7 +55,7 @@ func (co *coordinator) update(p *packet, from int) (m *msg, wantTick bool) {
 			co.vv = string(vval)
 		}
 
-		if !co.rsvp[from] {
+		if from>-1 && !co.rsvp[from] {
 			co.rsvp[from] = true
 			co.nrsvp++
 		}